McDonald's through the years

McDonald's opened its first location April 15, 1955. Sixty-one years later, the restaurant chain has changed a lot. Here's a look at the fast-food giant through the years.

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1965: McDonald's goes public

In 1965, McDonald's went public and opened on Wall Street with a public stock offering of $22,50 per share. In this photo, customers line up at the counter of a McDonald's restaurant Thursday, Jan. 23, 2003, in Chicago.